@article {Macdonald1990,
	title = {{The mid-ocean ridge}},
	journal = {Scientific American},
	volume = {262},
	number = {6},
	year = {1990},
	pages = {72{\textendash}79},
	issn = {0036-8733},
	author = {Macdonald, K C and Fox, P J}
}
@article {Macdonald1982b,
	title = {{Mid-ocean ridges: Fine scale tectonic, volcanic and hydrothermal processes within the plate boundary zone}},
	journal = {Annual Review of Earth and Planetary Sciences},
	volume = {10},
	year = {1982},
	pages = {155{\textendash}190},
	keywords = {HOV Alvin (Human Occupied Vehicle)},
	issn = {0084-6597},
	doi = {10.1146/annurev.ea.10.050182.001103},
	url = {http://dx.doi.org/10.1146/annurev.ea.10.050182.001103},
	author = {Macdonald, K C}
}
